G13113313231323133313331333133313232233132313331323133112121121   >>    G1311331323132313331333133313331323223313231333132313311212112   <<    G13113313231323133313331333133313232233132313331323133112121123   >>      G13113313231323133313331333133313232233132313331323133112121122   >>